:root {
  --bg: #0f1115;
  --panel: #171a21;
  --border: #262a33;
  --text: #e6e8ec;
  --muted: #8b919c;
  --accent: #4f8cff;
  --accent-text: #ffffff;
  --ok: #3ecf8e;
  --warn: #f5a524;
  --err: #f0616d;
  --radius: 12px;
  color-scheme: dark;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f6f8;
    --panel: #ffffff;
    --border: #dfe2e7;
    --text: #15171c;
    --muted: #5f6672;
    color-scheme: light;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--text);
  font: 15px/1.5 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}
.center { min-height: 100%; display: grid; place-items: center; padding: 24px 16px; }
.card {
  width: 100%; max-width: 380px;
  background: var(--panel); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 28px;
}
.card.wide { max-width: 440px; }
h1 { font-size: 20px; margin: 0 0 4px; }
.sub { color: var(--muted); margin: 0 0 20px; font-size: 14px; }
label { display: block; font-size: 13px; color: var(--muted); margin: 14px 0 6px; }
input {
  width: 100%; padding: 10px 12px; font: inherit; color: var(--text);
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; outline: none;
}
input:focus { border-color: var(--accent); }
input.code { letter-spacing: 6px; font-variant-numeric: tabular-nums; font-size: 20px; text-align: center; }
button {
  font: inherit; font-weight: 600; cursor: pointer; border: 0; border-radius: 8px;
  padding: 10px 14px; background: var(--accent); color: var(--accent-text);
}
button:disabled { opacity: .6; cursor: default; }
button.full { width: 100%; margin-top: 20px; }
button.ghost { background: transparent; color: var(--muted); border: 1px solid var(--border); }
.error { color: var(--err); font-size: 14px; min-height: 20px; margin-top: 12px; }
.qr { display: block; margin: 8px auto; width: 200px; height: 200px; border-radius: 8px; background: #fff; }
.secret { font-family: ui-monospace, Menlo, monospace; font-size: 13px; word-break: break-all;
  background: var(--bg); border: 1px solid var(--border); border-radius: 8px; padding: 8px 10px; }
.steps { padding-left: 18px; color: var(--muted); font-size: 14px; margin: 0; }
.hidden { display: none !important; }

/* dashboard */
.app { display: grid; grid-template-rows: auto 1fr; height: 100%; }
.topbar {
  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
  border-bottom: 1px solid var(--border); background: var(--panel);
}
.brand { font-weight: 700; }
.status { display: inline-flex; align-items: center; gap: 8px; color: var(--muted); font-size: 14px; }
.dot { width: 9px; height: 9px; border-radius: 50%; background: var(--muted); }
.dot.ok { background: var(--ok); }
.dot.warn { background: var(--warn); }
.dot.err { background: var(--err); }
.spacer { flex: 1; }
.stage { display: grid; place-items: center; padding: 16px; min-height: 0; }
.placeholder { text-align: center; color: var(--muted); max-width: 420px; }
.placeholder h2 { color: var(--text); font-size: 18px; margin: 0 0 8px; }
.info { margin-top: 16px; font-size: 14px; display: grid; grid-template-columns: auto 1fr; gap: 4px 12px; text-align: left; }
.info dt { color: var(--muted); }
.info dd { margin: 0; }

/* remote screen */
.app { height: var(--app-h, 100dvh); padding-top: env(safe-area-inset-top); }
.topbar { padding-left: max(16px, env(safe-area-inset-left)); padding-right: max(16px, env(safe-area-inset-right)); }
.stats { color: var(--muted); font-size: 13px; font-variant-numeric: tabular-nums; }
.controls { display: flex; gap: 6px; align-items: center; }
.controls button, .topbar > button { padding: 8px 10px; }
.controls button.on { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }
select {
  font: inherit; font-size: 14px; color: var(--text); background: var(--bg);
  border: 1px solid var(--border); border-radius: 8px; padding: 8px 6px;
}
.check { display: flex; gap: 8px; align-items: center; color: var(--muted); font-size: 13px; margin-top: 14px; }
.check input { width: auto; }

.app:has(.keybar:not(.hidden)) { grid-template-rows: auto auto 1fr; }
.keybar {
  display: flex; gap: 6px; padding: 6px 8px; overflow-x: auto; background: var(--panel);
  border-bottom: 1px solid var(--border); -webkit-overflow-scrolling: touch; scrollbar-width: none;
}
.keybar button {
  flex: 0 0 auto; min-width: 44px; padding: 8px 10px; font-size: 15px;
  background: var(--bg); color: var(--text); border: 1px solid var(--border);
}
.keybar button.on { background: var(--accent); color: var(--accent-text); border-color: var(--accent); }

.stage {
  position: relative; overflow: hidden; background: #000;
  touch-action: none; user-select: none; -webkit-user-select: none; -webkit-touch-callout: none;
}
.stage:has(.placeholder:not(.hidden)) { background: var(--bg); }
.screen {
  position: absolute; left: 0; top: 0; transform-origin: 0 0;
  outline: none; touch-action: none; cursor: default;
}
.cursor {
  position: absolute; left: 0; top: 0; pointer-events: none; z-index: 2;
  fill: #fff; stroke: #000; stroke-width: 1.4; filter: drop-shadow(0 1px 2px rgba(0,0,0,.6));
}
.cursor.dragging { fill: var(--accent); }
.toast {
  position: absolute; left: 50%; bottom: calc(16px + env(safe-area-inset-bottom)); transform: translateX(-50%);
  background: rgba(0,0,0,.75); color: #fff; padding: 8px 14px; border-radius: 20px; font-size: 14px;
  pointer-events: none; z-index: 3; white-space: nowrap;
}
.kbinput {
  position: fixed; left: 0; bottom: 0; width: 1px; height: 1px; opacity: 0;
  font-size: 16px; /* avoids iOS zoom-on-focus */ border: 0; padding: 0; resize: none;
}
#connect { margin-top: 16px; min-width: 140px; }
.warn-list { margin: 12px 0 0; padding-left: 18px; text-align: left; }
.warn-list li { margin: 4px 0; }
.touch-only { display: none; }
@media (pointer: coarse) { .touch-only { display: inline-block; } }
@media (max-width: 720px) {
  .topbar { flex-wrap: wrap; gap: 6px; padding-top: 6px; padding-bottom: 6px; }
  .brand, .spacer { display: none; }
  .stats { order: 2; font-size: 12px; white-space: nowrap; }
  .status { order: 1; flex: 1 1 auto; min-width: 0; font-size: 13px; }
  #status { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
  #logout, #disconnect { order: 3; padding: 2px 8px; font-size: 12px; border: 0; }
  .controls { order: 4; flex: 1 1 100%; gap: 6px; }
  .controls button, .controls select { padding: 6px 9px; font-size: 14px; }
  .controls select { margin-left: auto; }
}